feature: installer image

Author: NobbZ

packages/default.nix

@@ -35,6 +35,8 @@
       {
         inherit nil;
 
+        installer-iso = (upkgs.callPackage ./installer {inherit (inputs.nixpkgs.lib) nixosSystem;}).config.system.build.isoImage;
+
         advcp = upkgs.callPackage ./advcp {};
         "dracula/konsole" = upkgs.callPackage ./dracula/konsole {};
         emacs = epkgs.emacs-unstable;

packages/installer/default.nix

@@ -0,0 +1,23 @@
+{
+  nixosSystem,
+  system,
+}:
+nixosSystem {
+  inherit system;
+
+  modules = [
+    ({modulesPath, ...}: {
+      imports = [
+        "${modulesPath}/installer/cd-dvd/installation-cd-graphical-plasma5.nix"
+      ];
+
+      services.lvm = {
+        boot.thin.enable = true;
+        boot.vdo.enable = true;
+        dmeventd.enable = true;
+      };
+
+      isoImage.squashfsCompression = "zstd -Xcompression-level 10";
+    })
+  ];
+}